I keep one in my wallet and one in my BOB. It's incredibly easy to use, and as long as you have sunlight you don't have to waste fuel from your lighter or wear and tear on your firesteel.
WARNING & DISCLAIMER:
SELECT AND USE OUTDOORS AND SURVIVAL EQUIPMENT, SUPPLIES AND TECHNIQUES AT YOUR OWN RISK. Information posted
on this forum is not reviewed for accuracy and may not be reliable, use at your own risk. Please
review the full WARNING & DISCLAIMER about information on this
site.